Continuity mistake: When Sheriff Cooper writes "Karsson" and underlines it on the chalkboard, the way it is written changes between shots. In one particular shot, the line he underlined it with is suddenly rubbed out.

Continuity mistake: When Tiffany is coming down the stairs from the porn shoot at the hotel, and bumps into the evil Santa, the first shot of her looking back up as she stands next to her vehicle shows the driver's window completely down. As the camera pans back up to the Santa going up the stairs, and then back to Tiffany, the driver's window of her vehicle is completely up.